Editing Diablo, California

{{Use mdy dates|date=July 2023}}
{{Infobox settlement
|official_name            = Diablo
|settlement_type          = [[Census-designated place]]
|image_skyline            = 
|imagesize                = 
|image_caption            = 
|image_seal               = 
|image_map                = Contra_Costa_County_California_Incorporated_and_Unincorporated_areas_Diablo_Highlighted.svg
|mapsize                  = 250x200px
|map_caption              = Location in [[Contra Costa County, California|Contra Costa County]] and the state of [[California]]
|image_map1               = 
|mapsize1                 = 
|map_caption1             = 
| pushpin_map = USA
| pushpin_map_caption = Location in the United States
|subdivision_type         = [[List of sovereign states|Country]]
|subdivision_name         = {{USA}}
|subdivision_type1        = [[U.S. state|State]]
|subdivision_name1        = {{flag|California}}
|subdivision_type2        = [[List of counties in California|County]]
|subdivision_name2        = [[Contra Costa County, California|Contra Costa]]
|government_type          = 
|leader_title             = 
|leader_name              = 
|leader_title1            = [[California's 7th State Senate district|State Senate]]
|leader_name1             = {{Representative|casd|7|fmt=sleader}}<ref>{{Cite web
 |url=http://senate.ca.gov/senators 
 |title=Senators 
 |access-date=March 29, 2013
 |publisher=State of California}}</ref>
|leader_title2            = [[California's 16th State Assembly district|State&nbsp;Assembly]]
|leader_name2             = {{Representative|caad|16|fmt=sleader}}<ref>{{Cite web
 |url=http://assembly.ca.gov/assemblymembers
 |title=Members Assembly
 |access-date=March 29, 2013
 |publisher=State of California}}</ref>
|leader_title3            = [[California's 10th congressional district|U. S. Congress]]
|leader_name3             = {{Representative|cacd|10|fmt=usleader}}<ref>{{Cite GovTrack|CA|10|access-date=October 13, 2024}}</ref>
|established_date         = 
<!-- Area------------------>
| unit_pref               = Imperial
|area_magnitude           = 
| area_footnotes          = <ref name="CenPopGazetteer2020">{{cite web|title=2020 U.S. Gazetteer Files|url=https://www2.census.gov/geo/docs/maps-data/data/gazetteer/2020_Gazetteer/2020_gaz_place_06.txt|publisher=United States Census Bureau|accessdate=October 30, 2021}}</ref>
| area_total_sq_mi        = 1.36
| area_land_sq_mi         = 1.36
| area_water_sq_mi        = 0.00
| area_total_km2          = 3.53
| area_land_km2           = 3.53
| area_water_km2          = 0.00
| area_water_percent      = 0
| area_note               = 
|elevation_ft             = 528
|elevation_footnotes      = <ref>{{Cite GNIS|1655967|Diablo}}</ref>
|population_as_of         = [[2020 United States census|2020]]
|population_footnotes     = 
|population_total         = 1255
|population_metro         = 
|population_density_km2   = 355.33
|population_density_sq_mi = 920.09
|timezone                 = [[Pacific Time Zone|PST]]
|utc_offset               = -8
|coordinates              = {{coord|37|50|06|N|121|57|29|W|region:US-CA|display=inline,title}}
|timezone_DST             = PDT
|utc_offset_DST           = -7
|postal_code_type         = [[ZIP code]]
|postal_code              = 94528
|area_code                = [[Area code 925|925]]
|blank_name               = [[Federal Information Processing Standard|FIPS code]]
|blank_info               = 06-19150
|blank1_name              = [[Geographic Names Information System|GNIS]] feature IDs
|blank1_info              = {{GNIS 4|1655967}}, {{GNIS 4|2408668}}
|footnotes                = 
|website                  = 
|pop_est_as_of = 
|pop_est_footnotes = 
|population_est = 
}}
'''Diablo''' ([[Spanish language|Spanish]] for "Devil") is a [[census-designated place]] (CDP) in [[Contra Costa County, California|Contra Costa County]], [[California]], United States. The population was 1,158 at the 2010 census. It is located {{convert|2.5|mi|km}} east-northeast of [[Danville, California|Danville]].<ref name=CGN>{{California's Geographic Names|624}}</ref>

==Geography==
According to the [[United States Census Bureau]], the CDP has a total area of {{convert|1.4|sqmi|km2}}, all of it land.

==History==
A post office was established at Diablo in 1916.<ref name=CGN />

==Demographics==
{{US Census population
|2000= 988
|2010= 1158
|2020= 1255
|footnote=U.S. Decennial Census<ref name="DecennialCensus">{{cite web|url=https://www.census.gov/programs-surveys/decennial-census.html|title=Census of Population and Housing|publisher=Census.gov|access-date=June 4, 2016}}</ref>
}}

The [[2020 United States census]] reported that Diablo had a population of 1,255. The population density was {{convert|920.1|PD/sqmi|PD/km2|sp=us|adj=off}}. The racial makeup of Diablo was 81.1% [[White Americans|White]], 0.6% [[African Americans|African American]], 0.4% [[Native Americans in the United States|Native American]], 8.0% [[Asian Americans|Asian]], 0.0% [[Pacific Islander Americans|Pacific Islander]], 0.6% from [[Race (United States Census)|other races]], and 9.3% from two or more races. [[Hispanic and Latino Americans|Hispanic or Latino]] of any race were 6.4% of the population.

The census reported that 95.1% of the population lived in households, 4.9% lived in non-institutionalized group quarters, and no one was institutionalized.

There were 424 households, out of which 32.1% included children under the age of 18, 77.1% were married-couple households, 1.9% were [[cohabitation|cohabiting]] couple households, 13.2% had a female householder with no partner present, and 7.8% had a male householder with no partner present. 13.0% of households were one person, and 7.1% were one person aged 65 or older. The average household size was 2.81. There were 362 [[family (U.S. Census)|families]] (85.4% of all households).

The age distribution was 21.4% under the age of 18, 6.7% aged 18 to 24, 15.5% aged 25 to 44, 35.9% aged 45 to 64, and 20.6% who were 65{{nbsp}}years of age or older. The median age was 49.8{{nbsp}}years. For every 100 females, there were 103.7 males.

There were 455 housing units at an average density of {{convert|333.6|/mi2|/km2|disp=preunit|units&nbsp;|units|}}, of which 424 (93.2%) were occupied. Of these, 93.9% were owner-occupied, and 6.1% were occupied by renters.<ref>{{cite web |title=Diablo CDP, California; DP1: Profile of General Population and Housing Characteristics - 2020 Census of Population and Housing |url=https://data.census.gov/table/DECENNIALDP2020.DP1?g=1600000US0619150 |website=US Census Bureau |access-date=March 27, 2025}}</ref><ref>{{cite web |title=Diablo CDP, California; P16: Household Type - 2020 Census of Population and Housing |url=https://data.census.gov/table/DECENNIALDHC2020.P16?g=1600000US0619150 |website=US Census Bureau |access-date=March 27, 2025}}</ref>

{{Geographic Location
|Center    = Diablo
|North     = [[Mount Diablo State Park]]
|Northeast = [[Mount Diablo State Park]]
|East      = [[Blackhawk, California|Blackhawk]]
|Southeast = [[Blackhawk, California|Blackhawk]], [[San Ramon, California|San Ramon]]
|South     = [[Danville, California|Danville]]
|Southwest = [[Danville, California|Danville]]
|West      = [[Danville, California|Danville]]
|Northwest = [[Danville, California|Danville]], [[Alamo, California|Alamo]]
}}

==Education==
The school district is [[San Ramon Valley Unified School District]].<!--UNI 35130--><ref name=SDMap2020>{{cite map|url=https://www2.census.gov/geo/maps/DC2020/PL20/st06_ca/schooldistrict_maps/c06013_contra_costa/DC20SD_C06013.pdf|title=2020 CENSUS - SCHOOL DISTRICT REFERENCE MAP: Contra Costa County, CA|publisher=[[U.S. Census Bureau]]|place=[[Suitland, Maryland]]|access-date=2025-01-24}} - [https://www2.census.gov/geo/maps/DC2020/PL20/st06_ca/schooldistrict_maps/c06013_contra_costa/DC20SD_C06013_SD2MS.txt Text list]</ref>

==See also==
*[[Mount Diablo]]

==References==
{{reflist}}
*{{Cite GNIS|1655967|Diablo}}

{{Contra Costa County, California}}
{{SF Bay Area}}

{{authority control}}

[[Category:Census-designated places in Contra Costa County, California]]
[[Category:Mount Diablo]]
[[Category:Census-designated places in California]]